Universal Licensing System
KNNN689
VAN WAARDHUIZEN INC
License details
| ULS identifier | 1855402 |
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| Call sign | KNNN689 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-03-06 |
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| Expiration | 2001-03-06 |
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| Cancellation | 2001-05-06 |
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| Frequency range | 452.125 - 457.125 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | OSKALOOSA, MAHASKA, IA |
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| Coordinates | 41.2916667, -92.4343611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:19 |
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Licensee
| Name | VAN WAARDHUIZEN INC |
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| Applicant type | C |
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| Location | OSKALOOSA, IA |
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| Address | 2391 FORD AVE, OSKALOOSA, IA, 52577 |
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| Phone | 5156734946 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB2 | 452.12500000 | | | 40.000000 | 130.000000 | |
| 2 | 1 | MO | 452.12500000 | | | 4.000000 | | |
| 2 | 1 | MO | 457.12500000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.12500000 | | 20K0F3E |
| 2 | 1 | 452.12500000 | | 20K0F3E |
| 2 | 1 | 457.12500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 11.2 KM W, OSKALOOSA, MAHASKA, IA | 41.29166667, -92.43436111 | 244.000 m | SILO | 27.000 m structure / 28.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 28.000 m | | | | 27.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 11.2 KM W, OSKALOOSA, IA | | 5156734946 |
License history
| Date | File or call sign | Action |
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| 2001-05-06 | KNNN689 | LIEXP |
| 2000-12-19 | KNNN689 | LETRES |
| 2000-11-24 | KNNN689 | LICCNV |
| 1996-03-07 | KNNN689 | AUTHPR |
| 1996-03-06 | KNNN689 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1855402 | 2026-08-02 01:27:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNNN689 | ULS 1855402 | 2026-08-02 01:27:19 |
| Status | E | ULS 1855402 | 2026-08-02 01:27:19 |
| Service | IG | ULS 1855402 | 2026-08-02 01:27:19 |
| Grant Date | 1996-03-06 | ULS 1855402 | 2026-08-02 01:27:19 |
| Expiration Date | 2001-03-06 | ULS 1855402 | 2026-08-02 01:27:19 |
| Cancellation Date | 2001-05-06 | ULS 1855402 | 2026-08-02 01:27:19 |